Now we must know!!!!!!!!!
1) whichy picture is that ?
2) century,year,place
3) author
4) If really is an ancient japanese painting , or only a trick
5) maening and textual criticism
6) if is he,she, or it

Well, Japanese Government decided at last.
Constitution does not forbid the possession of nuclear bombs.
So Japan too has the right to have nuclear weapons.
I still wait to know which picture is this...........